Work Truck Logo
MenuMENU
SearchSEARCH

Kenworth's CARB-Compliant Engine, Bendix Tech & SuperTruck 2

Kenworth unveils its CARB-compliant PACCAR MX-13 engine for T680, T880, and W990 models, and introduces the advanced Bendix Fusion safety system. Plus, learn about their "Transition Trucking" award for veterans and the SuperTruck 2 from ACT Expo.

June 13, 2024
A PACCAR MX-13 CARB-compliant engine

The PACCAR MX-13 CARB-compliant engine has two power ratings: a 510-horsepower version with 1,850 lb.-ft of torque and a 455-horsepower version with 1,650 lb.-ft of torque. 

Photo: Kenworth | Work Truck

4 min to read


Kenworth is making headlines with its CARB-compliant PACCAR MX-13 engine debut and the latest Bendix Fusion safety system. Unveiled to meet California's stringent emissions standards, this new engine will power the T680, T880, and W990 models starting in late 2024. Meanwhile, the Bendix Fusion system brings advanced collision mitigation technology to enhance driver safety.

Ad Loading...

In other news, check out how Kenworth continues to honor military veterans through its “Transition Trucking: Driving for Excellence” award and what you need to know about Kenworth’s SuperTruck 2, showcased at the ACT Expo.

Ad Loading...

A New CARB-Compliant Engine for Heavy-Duty Trucks

Kenworth has unveiled a California Air Resources Board (CARB) compliant version of the PACCAR MX-13 engine for its heavy-duty truck models. This announcement highlights Kenworth’s commitment to environmental sustainability and regulatory compliance while maintaining top-notch performance and efficiency.

The new PACCAR MX-13 CARB-compliant engine, designed to meet 2024 requirements, is now available for order on select Class 8 models, including the T680, T880, and W990. Production is set to begin in the fourth quarter of 2024. This engine features new aftertreatment hardware that aligns with stringent California low nitrogen oxide (NOx) emissions standards. The MX-13 CARB engine utilizes a twin-canister selective catalytic reduction (SCR) aftertreatment system and optimized emissions controls to achieve these standards without compromising reliability or performance.

“Our customers are looking for better options to successfully navigate the complexities of the evolving regulatory landscape,” said Kevin Haygood, Kenworth's assistant general manager for sales and marketing. “Kenworth models equipped with PACCAR’s MX-13 CARB-compliant engine achieve compliance with stringent emissions regulations while also delivering increased engine efficiency and enhanced fuel economy.”

The PACCAR MX-13 CARB-compliant engine has two power ratings: a 510-horsepower version with 1,850 lb.-ft of torque and a 455-horsepower version with 1,650 lb.-ft of torque. These options ensure superior performance and drivability without sacrificing fuel economy. This engine provides an industry-leading, efficient, and integrated low-NOx solution with PACCAR TX transmissions and PACCAR DX rear axles.

Kenworth Offers the Newest Bendix Fusion Safety System

A Kenworth T680 heavy-duty truck in blue

Bendix Fusion is a a key safety feature on Kenworth models since 2016 and standard on the T680 since 2018, incorporates new hardware and enhanced capabilities to improve road safety further.

Photo: Kenworth

Kenworth has announced the availability of Bendix Fusion – Bendix’s most advanced collision mitigation system – for order on select Kenworth trucks.

Ad Loading...

This system, a key safety feature on Kenworth models since 2016 and standard on the T680 since 2018, incorporates new hardware and enhanced capabilities to improve road safety further.

Bendix Fusion combines input from radar, video, and brakes, creating a detailed assessment that delivers collision mitigation for both moving and stationary vehicles while minimizing driver distraction.

“We’ve been working with the Kenworth team for decades to provide North America’s fleets and drivers with safer trucks,” said Nicole Oreskovic, Bendix vice president of sales and marketing. “Kenworth has always been a fantastic and valuable partner on our journey toward safer roads for everyone.”

Nomination Deadline Nears for “Transition Trucking: Driving for Excellence” Award

Are you a took rookie driver? Are you a military veteran?

Kenworth continues to support military veterans transitioning to the trucking industry through the “Transition Trucking: Driving for Excellence” award. With FASTPORT and the U.S. Chamber of Commerce Foundation’s Hiring our Heroes initiative, Kenworth seeks America’s top rookie military veteran driver. The grand prize for this year is a Kenworth T680 equipped with a 76-inch sleeper and the PACCAR Powertrain.

Ad Loading...

To qualify, candidates must be U.S. residents, military veterans, or current/former members of the National Guard or Reserves. They must also have graduated from a recognized driver training school and have been employed as CDL drivers since January 1, 2023. An expert panel of judges will select the top driver.

Kenworth's SuperTruck 2: A Glimpse into the Future of Trucking

The Kenworth SuperTruck2 with red LED lighting

Featuring a PACCAR MX-11 engine, a mild hybrid system, and an aerodynamic design, the SuperTruck 2 sets a new standard for efficiency and driver comfort.

Photo: Kenworth

Kenworth’s SuperTruck 2, introduced at the ACT Expo in Las Vegas, marks a significant achievement in trucking innovation. This demonstrator vehicle, developed in collaboration with the Department of Energy’s SuperTruck program, surpasses its freight efficiency goal with an improvement of up to 136% over its 2009 model.

Featuring a PACCAR MX-11 engine, a mild hybrid system, and an aerodynamic design, the SuperTruck 2 sets a new standard for efficiency and driver comfort.

The SuperTruck 2 is designed with future zero and near-zero emission solutions in mind and includes advanced driver assistance systems and state-of-the-art electronics. This project underscores Kenworth’s dedication to pioneering advancements that align with the industry’s goal of achieving carbon neutrality by 2050.

More Vehicle Research

YouTube thumbnail for a Ram pickup review showing a red 2026 Ram 1500 Tradesman parked at an angle in a lot under a partly cloudy sky, with large text reading “2026 RAM 1500,” “TRADESMAN,” “REAL-WORLD REVIEW,” and “In the Driver’s Seat.”
Vehicle Researchby Lauren FletcherSeptember 16, 2026

2026 Ram 1500 Tradesman Put to a Real-World Fleet Test

A few days behind the wheel of a 2026 Ram 1500 Tradesman turned into a test of visibility, parking, work-ready features, and even severe-weather driving.

Read More →
Work Truck graphic featuring a white Isuzu N-Series gas crew cab dump truck with raised red bed and the headline “Isuzu N-Series Gas Fleet Guide: Staying Informed About The Latest Updates.”
Vehicle Researchby Wayne ParhamSeptember 16, 2026

Isuzu N-Series Gas Fleet Guide: Specs, Capability and 2027 Model-Year Updates

Explore Isuzu Truck North America’s N-Series Gas fleet specs, engine performance, GVWR and payload capability, configurations, chassis dimensions, work-focused features, and 2027 model-year information.

Read More →
White 2027 Chevrolet Silverado 1500 Work Truck at a construction site beneath the words “Chevrolet Silverado 1500 Fleet Guide.”
Vehicle Researchby Lauren FletcherSeptember 14, 2026

Chevrolet Silverado 1500 Fleet Guide Specs Capability and 2027 Model-Year Updates

The next-generation 2027 Chevrolet Silverado 1500 brings new V-8 engines, updated technology, expanded safety features, and a fleet-focused Work Truck. Here’s what commercial fleets need to know so far.

Read More →
Ad Loading...
White Ram ProMaster City cargo van parked outside a modern building beneath the text “Ram ProMaster City Fleet Guide” and “Staying Informed About the Latest Updates.”
Vehicle Researchby Lauren FletcherSeptember 11, 2026

Ram ProMaster City Fleet Guide Specs Cargo Capacity and 2027 Updates

Work Truck’s Ram ProMaster City Fleet Guide tracks the latest specifications, cargo capability, configurations, fleet technology, pricing, and model-year updates for Ram’s mid-size commercial van.

Read More →
Black Ford F-150 pickup in a ranch landscape beneath the words “Ford F-150 Fleet Guide” and “Staying Informed About the Latest Updates.”
Vehicle Researchby Lauren FletcherSeptember 10, 2026

Ford F-150 Fleet Guide Specs Capability and 2026 Model-Year Updates

Explore 2026 Ford F-150 fleet specs, engines, towing and payload capability, configurations, work features, technology, and model-year updates.

Read More →
White Battle Motors refuse truck with a Heil side-loading waste collection body and yellow hydraulic lifting arm, shown against a plain white background.
Vehicle Researchby News/Media ReleaseSeptember 8, 2026

TCI Now Sells & Supports Battle Motors’ Vocational Trucks

Midwest truck dealer Truck Centers, Inc. (TCI) has expanded its transportation solutions with sales and service support for Battle Motors’ heavy-duty vocational trucks at locations in locations in Indiana, Illinois, and Missouri

Read More →
Ad Loading...
Dark green Ram 1500 pickup parked in a desert landscape beneath the words “Ram 1500 Fleet Guide.”
Vehicle Researchby Lauren FletcherSeptember 8, 2026

Ram 1500 Fleet Guide Specs, Capability and 2027 Model-Year Updates

Explore always up-to-date Ram 1500 fleet specs, engines, towing and payload capability, configurations, technology, pricing updates, and model-year changes.

Read More →
Two red Peterbilt vocational trucks, a concrete mixer and dump truck, parked at a construction site with dirt piles and a partly cloudy sky in the background.
Vehicle Researchby News/Media ReleaseSeptember 4, 2026

Peterbilt Trucks Equipped with Paccar TX-18 Pro Boost Efficiency for Maryland Fleet

Patuxent Companies is replacing aging trucks with the Peterbilt Model 567 and Model 589, specified with the Paccar TX-18 Pro 18-speed automated transmissions, and is reporting an 8% to 10% improvement in fuel economy.

Read More →
Red Midwest Fire service truck equipped with a Stellar body parked along a rural road, with Midwest Fire and Stellar logos displayed at the bottom.
Vehicle Researchby News/Media ReleaseSeptember 2, 2026

Stellar Expands into Fire Apparatus Market with Acquisition of Midwest Fire

Stellar Industries has acquired Midwest Fire, a custom fire apparatus manufacturer headquartered in Luverne, Minnesota, with nearly four decades of specialized apparatus experience.

Read More →
Ad Loading...
Pavement background with double yellow lines and large text that says Recall, September, and Work Truck logo.
Vehicle Researchby Wayne ParhamSeptember 1, 2026

Recalls You Need to Know About in August 2026

If you have Altec, Chrysler, Ford, Heil, General Motors, International, Mack Trucks, Paccar, Rivian, Royal Truck, Toyota, US Truck Body, or Volvo Trucks vehicles in your fleet, you should check these important recalls issued by the National Highway Safety Administration.

Read More →